Patent No. EP3043930 (titled "The Use Of A Jetting Process For Decontaminating Contaminated Soil Or The Contents Of Supply Or Storage Tanks") was filed by Heuser on Sep 9, 2013. The application was issued on Aug 22, 2018.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative |
|---|---|---|
| KELLER HOLDING | May 22, 2019 | NEUMANN MULLER OBERWALLENEY PATENTANWALTE PARTG MBB |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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